¹⁴ And no wonder, for Satan himself masquerades as an angel of light.

Dispute over Jesus’ testimony

¹² When Jesus spoke again to the people, he said, ‘I am the light of the world. Whoever follows me will never walk in darkness, but will have the light of life.’

¹⁹ This is the verdict: light has come into the world, but people loved darkness instead of light because their deeds were evil. ²⁰ Everyone who does evil hates the light, and will not come into the light for fear that their deeds will be exposed. ²¹ But whoever lives by the truth comes into the light, so that it may be seen plainly that what they have done has been done in the sight of God.

Light and darkness, sin and forgiveness

⁵ This is the message we have heard from him and declare to you: God is light; in him there is no darkness at all. ⁶ If we claim to have fellowship with him and yet walk in the darkness, we lie and do not live out the truth. ⁷ But if we walk in the light, as he is in the light, we have fellowship with one another, and the blood of Jesus, his Son, purifies us from all^[a] sin.

⁵ While I am in the world, I am the light of the world.’

¹⁴ ‘You are the light of the world. A town built on a hill cannot be hidden. ¹⁵ Neither do people light a lamp and put it under a bowl. Instead they put it on its stand, and it gives light to everyone in the house. ¹⁶ In the same way, let your light shine before others, that they may see your good deeds and glorify your Father in heaven.

⁴⁷ For this is what the Lord has commanded us: